// Copyright 2013 Petar Maymounkov
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package main

import (
	"fmt"
	"log"
	"math/rand"
	"net"
	"os"
	"time"

	_ "circuit/kit/debug/ctrlc"
	_ "circuit/kit/debug/kill"

	// Sys
	"circuit/sys/lang"
	_ "circuit/sys/tele"

	// Use
	"circuit/use/circuit"
	"circuit/use/n"
)

func boot(addr, workerID string) {

	// Randomize execution
	rand.Seed(time.Now().UnixNano())

	// Generate worker ID
	var id n.WorkerID
	if workerID == "" {
		id = n.ChooseWorkerID()
	} else {
		id = n.ParseOrHashWorkerID(workerID)
	}
	//fmt.Println("WorkerID:", id)

	// Initialize networking
	bindaddr_, err := n.ParseNetAddr(addr)
	if err != nil {
		log.Printf("resolve %s (%s)\n", addr, err)
		os.Exit(1)
	}
	bindaddr := bindaddr_.(*net.TCPAddr)
	if len(bindaddr.IP) == 0 {
		bindaddr.IP = net.IPv4zero
	}
	t := n.NewTransport(id, bindaddr)

	// Print port number
	// port := t.Addr().NetAddr().(*net.TCPAddr).Port
	// fmt.Println("CircuitPort:", port)
	fmt.Println("Addr:", t.Addr().String())

	// Initialize language runtime
	circuit.Bind(lang.New(t))
}
